feat(mobile): quota (#6409)

* feat(mobile): quota

* openapi

* user entity update

* Render quota

* refresh usage upon opening the app bar

* stop backup when quota exceed

mobile/.gitignore

@@ -31,7 +31,6 @@
 .pub-cache/
 .pub/
 /build/
-.fvm/flutter_sdk
 
 # Web related
 lib/generated_plugin_registrant.dart
@@ -53,4 +52,7 @@ ios/fastlane/report.xml
 # Isar
 default.isar
 default.isar.lock
-libisar.so
+libisar.so
+
+# FVM Version Cache
+.fvm/